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GB2369872B - Motor-driven power steering device - Google Patents

Motor-driven power steering device

Info

Publication number
GB2369872B
GB2369872B GB0204326A GB0204326A GB2369872B GB 2369872 B GB2369872 B GB 2369872B GB 0204326 A GB0204326 A GB 0204326A GB 0204326 A GB0204326 A GB 0204326A GB 2369872 B GB2369872 B GB 2369872B
Authority
GB
United Kingdom
Prior art keywords
motor
power steering
steering device
driven power
driven
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB0204326A
Other versions
GB2369872A (en
GB0204326D0 (en
Inventor
Kazuo Chikaraishi
Masamichi Ohshima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NSK Ltd
Original Assignee
NSK Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2000183085A external-priority patent/JP4277425B2/en
Priority claimed from JP2000207156A external-priority patent/JP2002021980A/en
Application filed by NSK Ltd filed Critical NSK Ltd
Publication of GB0204326D0 publication Critical patent/GB0204326D0/en
Publication of GB2369872A publication Critical patent/GB2369872A/en
Application granted granted Critical
Publication of GB2369872B publication Critical patent/GB2369872B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02—Toothed members; Worms
    • F16H55/06—Use of materials; Use of treatments of toothed members or worms to affect their intrinsic material properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/0409—Electric motor acting on the steering column
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/043—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear characterised by clutch means between driving element, e.g. motor, and driven element, e.g. steering column or steering gear
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
    • F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
    • F16D1/0829—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial loading of both hub and shaft by an intermediate ring or sleeve
    • F16D1/0835—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial loading of both hub and shaft by an intermediate ring or sleeve due to the elasticity of the ring or sleeve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D7/00—Slip couplings, e.g. slipping on overload, for absorbing shock
    • F16D7/02—Slip couplings, e.g. slipping on overload, for absorbing shock of the friction type
    • F16D7/021—Slip couplings, e.g. slipping on overload, for absorbing shock of the friction type with radially applied torque-limiting friction surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
    • F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
    • F16H1/16—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears
    • Y10T74/19698—Spiral
    • Y10T74/19828—Worm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Power Steering Mechanism (AREA)
  • Gears, Cams (AREA)
GB0204326A 2000-06-19 2001-06-15 Motor-driven power steering device Expired - Fee Related GB2369872B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000183085A JP4277425B2 (en) 2000-06-19 2000-06-19 Electric power steering device
JP2000207156A JP2002021980A (en) 2000-07-07 2000-07-07 Electric power steering device
PCT/JP2001/005121 WO2001098678A1 (en) 2000-06-19 2001-06-15 Motor-driven power steering device

Publications (3)

Publication Number Publication Date
GB0204326D0 GB0204326D0 (en) 2002-04-10
GB2369872A GB2369872A (en) 2002-06-12
GB2369872B true GB2369872B (en) 2004-10-20

Family

ID=26594187

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0204326A Expired - Fee Related GB2369872B (en) 2000-06-19 2001-06-15 Motor-driven power steering device

Country Status (4)

Country Link
US (1) US6805017B2 (en)
DE (1) DE10192745B4 (en)
GB (1) GB2369872B (en)
WO (1) WO2001098678A1 (en)

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JP4221825B2 (en) * 1999-06-28 2009-02-12 株式会社ジェイテクト Electric steering device
DE10034410A1 (en) * 2000-07-14 2002-01-24 Bosch Gmbh Robert Method for producing a shaft and device comprising such a shaft
JP3650726B2 (en) * 2000-08-08 2005-05-25 光洋精工株式会社 Electric power steering device
US7284634B2 (en) * 2001-04-13 2007-10-23 Nsk, Ltd. Electric power steering apparatus
US20050150372A1 (en) * 2002-07-08 2005-07-14 Danh Luan Nguyen Thrust device
DE10249120A1 (en) * 2002-10-22 2004-05-06 Zf Lenksysteme Gmbh Rack and pinion power steering for vehicles
FR2858376B1 (en) * 2003-07-28 2006-03-03 Skf France FREEWHEEL BEARING DEVICE WITH TORQUE LIMITER.
WO2005017393A1 (en) * 2003-08-18 2005-02-24 Nsk Ltd. Speed reducer, method and appratus for manufacturing the speed reducer, and electric power steering device with the speed reducer
US20050178608A1 (en) * 2004-02-17 2005-08-18 Hitachi, Ltd. Power steering device of electric motor type
JP4356485B2 (en) * 2004-03-09 2009-11-04 株式会社ジェイテクト Electric power steering device
JP4389616B2 (en) * 2004-03-15 2009-12-24 日本精工株式会社 Electric power steering device
JP2006062535A (en) * 2004-08-27 2006-03-09 Showa Corp Electric steering assist device
KR20070091224A (en) * 2005-01-31 2007-09-07 닛본 세이고 가부시끼가이샤 Electric power steering
US7407042B2 (en) * 2005-02-11 2008-08-05 Bendix Spicer Foundation Brake, Llc Brake actuator mechanism with overload protection
US20090180721A1 (en) * 2005-02-15 2009-07-16 Stellario Barbera Encoding Bearing Device and Rotating Machine
US7721616B2 (en) * 2005-12-05 2010-05-25 Gm Global Technology Operations, Inc. Sprung gear set and method
DE102006011119B4 (en) * 2006-03-08 2016-05-25 Karl Heinz Linnig Gmbh & Co. Kg Coupling arrangement with thermal expansion coupling
US7845475B2 (en) * 2006-05-19 2010-12-07 Her Yuan Chyun Co., Ltd. Controller for magnetic wheels
FR2902699B1 (en) 2006-06-26 2010-10-22 Skf Ab SUSPENSION STOP DEVICE AND FORCE LEG.
US8250940B2 (en) * 2006-07-20 2012-08-28 Steering Solutions Ip Holding Corporation System and method for controlling contact between members in operable communication
FR2906587B1 (en) 2006-10-03 2009-07-10 Skf Ab TENDERING ROLLER DEVICE.
FR2910129B1 (en) * 2006-12-15 2009-07-10 Skf Ab INSTRUMENT BEARING BEARING DEVICE
FR2913081B1 (en) 2007-02-27 2009-05-15 Skf Ab DEBRAYABLE PULLEY DEVICE
FR2932859B1 (en) 2008-06-19 2010-12-10 Skf Ab TORQUE TRANSMISSION DEVICE, IN PARTICULAR FOR A CLIMATE COMPRESSOR
GB0905294D0 (en) * 2009-03-27 2009-05-13 Trw Ltd Gearbox assembly for electric power steering systems
FR2978080A1 (en) * 2011-07-21 2013-01-25 Jtekt Europe Sas GEAR WHEEL OF SCREW REDUCER WITHOUT END
JP5429406B2 (en) * 2011-12-07 2014-02-26 日本精工株式会社 Worm wheel and electric power steering device
US9168969B2 (en) * 2011-12-22 2015-10-27 Trek Bicycle Corporation Eccentric bottom bracket assembly
US10125854B2 (en) 2013-09-20 2018-11-13 Bair-Ling Technologies, LLC Torque limiting system
JP2016016789A (en) * 2014-07-09 2016-02-01 株式会社ジェイテクト Electric power steering device
JP6396201B2 (en) * 2014-12-22 2018-09-26 株式会社ジェイテクト Electric power steering device
KR101627311B1 (en) * 2015-01-12 2016-06-13 주식회사 만도 Worm wheel of reduction gear for use in an electric power steering
DE102015000928B3 (en) * 2015-01-28 2016-07-21 Thyssenkrupp Ag Device for introducing an auxiliary torque in a steering shaft of an electromechanical power steering system
JP6372455B2 (en) * 2015-09-07 2018-08-15 トヨタ自動車株式会社 Power transmission device for vehicle
US10907719B2 (en) * 2015-11-02 2021-02-02 The Uab Research Foundation Hybrid composite gear with enhanced strength and wear resistance
KR20170073921A (en) * 2015-12-21 2017-06-29 주식회사 만도 Reducer for vehicle
US10619717B2 (en) * 2017-08-14 2020-04-14 Bell Helicopter Textron Inc. Composite reinforced ring gear
CN107791242A (en) * 2017-11-23 2018-03-13 深圳市优必选科技有限公司 Steering wheel and robot
US20220153108A1 (en) * 2019-03-26 2022-05-19 Sony Group Corporation Multilayer structure, in-wheel motor, and electric wheel
US11480240B2 (en) * 2020-03-11 2022-10-25 Steering Solutions Ip Holding Corporation Stamped hub for cast plastic
US12391303B2 (en) * 2022-03-16 2025-08-19 Robert Bosch Gmbh Interface for EPS servo unit

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56128836U (en) * 1980-03-01 1981-09-30
JPH07119810A (en) * 1993-10-26 1995-05-12 Aisin Seiki Co Ltd Metal gears
EP0666210A2 (en) * 1994-02-04 1995-08-09 Nsk Ltd Electric power steering apparatus
JPH07223548A (en) * 1994-02-10 1995-08-22 Toyota Motor Corp Torque transmission mechanism
JPH10220560A (en) * 1997-02-06 1998-08-21 Sekisui Chem Co Ltd Tooth wheel
JPH1129052A (en) * 1997-07-08 1999-02-02 Koyo Seiko Co Ltd Motor-driven power steering system
EP0915004A2 (en) * 1997-11-10 1999-05-12 Koyo Seiko Co., Ltd. Electric power steering apparatus

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US4077247A (en) * 1975-09-30 1978-03-07 United Technologies Corporation Method and apparatus for improving the formability of sheet metal
JPS5835040A (en) 1981-08-27 1983-03-01 Nissan Motor Co Ltd Production of mold model
JPS5835040U (en) * 1981-08-31 1983-03-07 東芝熱器具株式会社 gear device
JP2556890Y2 (en) 1989-02-17 1997-12-08 光洋精工株式会社 Power steering device
JP3458867B2 (en) 1994-09-09 2003-10-20 日本精工株式会社 Electric power steering device
JP3411726B2 (en) * 1995-05-01 2003-06-03 光洋精工株式会社 Electric power steering device
JP3543041B2 (en) * 1996-01-30 2004-07-14 光洋精工株式会社 Electric power steering device
JP4095124B2 (en) * 1996-06-19 2008-06-04 株式会社ジェイテクト Electric power steering device
JPH10100912A (en) 1996-09-30 1998-04-21 Yamada Seisakusho Kk Assistant torque transmitting mechanism for motor-driven power steering
JP3645688B2 (en) 1997-06-04 2005-05-11 光洋精工株式会社 Rack and pinion steering system
JPH11192955A (en) 1998-01-07 1999-07-21 Showa Corp Bone resin gear
JP3765209B2 (en) * 1999-09-08 2006-04-12 株式会社ジェイテクト Electric steering device
US6286474B1 (en) * 2000-01-12 2001-09-11 Saturn Corporation Engine balancer

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56128836U (en) * 1980-03-01 1981-09-30
JPH07119810A (en) * 1993-10-26 1995-05-12 Aisin Seiki Co Ltd Metal gears
EP0666210A2 (en) * 1994-02-04 1995-08-09 Nsk Ltd Electric power steering apparatus
JPH07223548A (en) * 1994-02-10 1995-08-22 Toyota Motor Corp Torque transmission mechanism
JPH10220560A (en) * 1997-02-06 1998-08-21 Sekisui Chem Co Ltd Tooth wheel
JPH1129052A (en) * 1997-07-08 1999-02-02 Koyo Seiko Co Ltd Motor-driven power steering system
EP0915004A2 (en) * 1997-11-10 1999-05-12 Koyo Seiko Co., Ltd. Electric power steering apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Microfilm of the specification and drawings annexed to the request of Japanese Utility Model Application No. 128836/1981 (Laid open No. 35040/1983) *

Also Published As

Publication number Publication date
US20020112555A1 (en) 2002-08-22
DE10192745B4 (en) 2007-03-29
GB2369872A (en) 2002-06-12
GB0204326D0 (en) 2002-04-10
DE10192745T1 (en) 2003-11-06
US6805017B2 (en) 2004-10-19
WO2001098678A1 (en) 2001-12-27

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Legal Events

Date Code Title Description
789A Request for publication of translation (sect. 89(a)/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090615